3-1/2 Spline Core To Fit Bosch, Dewalt, Makita, Hitachi, & Others

3-1/2 Spline Core To Fit Bosch, Dewalt, Makita, Hitachi, & Others. Spline Core Bit drills up to 22. These are top quality core bits made in Germany. G diameter decreases hole wall friction. New carbide composition and tip shape. Dy high grade chrome molybdenum steel bod. This new core bit design will maximize drilling speed. […]